Home / 1,684,590.39-2,324,075.49-1,038,889.71

Finding the Fourth Proportional to 1,684,590.39, 2,324,075.49 and 1,038,889.71

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Solution

The fourth proportional to 1,684,590.39, 2,324,075.49 and 1,038,889.71 is: 1,433,261.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,590.39 : 2,324,075.49 = 1,038,889.71 : x
  2. Step 2: Convert to fraction form
    1,684,590.39/2,324,075.49 = 1,038,889.71/x
  3. Step 3: Cross multiply
    1,684,590.39x = 2,324,075.49 × 1,038,889.71
  4. Step 4: Simplify right side
    1,684,590.39x = 2,414,458,111,824.21
  5. Step 5: Solve for x
    x = 2,414,458,111,824.21/1,684,590.39
  6. Step 6: Final answer
    x = 1,433,261.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.